Results 31 to 40 of about 21,060 (306)

Flexible grid connection and islanding of SPC-based PV power converters [PDF]

, 2018
Peer ReviewedPostprint (author's final ...
Candela García, José Ignacio, Citro, Costantino, Luna Alloza, Álvaro, Rocabert Delgado, Joan, Rodríguez Cortés, Pedro   +4 more
core   +2 more sources

Impact of Grid-forming Converter on Electromechanical Oscillations

2023 IEEE Belgrade PowerTech, 2023
As distributed generation increases, it is essential to study its impact on the grid dynamics. This paper focuses on understanding the influence of the emergent technology of Grid-Forming converters on the electromechanical oscillations of the power system.
BOUKHENFOUF, Johan, GUILLAUD, Xavier, BRUYERE, Antoine   +2 more
openaire   +2 more sources

Hybrid and modular multilevel converter designs for isolated HVDC–DC converters [PDF]

, 2018
Efficient medium and high-voltage dc-dc conversion is critical for future dc grids. This paper proposes a hybrid multilevel dc-ac converter structure that is used as the kernel of dc-dc conversion systems.
Adam, G.P., Ahmed, Shehab, Gowaid, I.A., Massoud, Ahmed M., Williams, B.M.   +4 more
core   +1 more source

Automatic power sharing modification of P/V droop controllers in low-voltage resistive microgrids [PDF]

, 2012
Microgrids are receiving an increasing interest to integrate the growing share of distributed generation (DG) units in the electrical network. For the islanded operation of the microgrid, several control strategies for the primary control have been ...
De Kooning, Jeroen, Guerrero, Josep, Meersman, Bart, Vandevelde, Lieven, Vandoorn, Tine   +4 more
core   +2 more sources

Simulation study on transient stability of AC systems considering the connected power-controlled grid-forming converters

Zhejiang dianli
To investigate the evolution trend of transient stability of power-controlled grid-forming （GFM） converters connected to AC systems， generators are replaced with power-controlled grid-forming （GFM） converters and grid-following （GFL） converters of equal ...
DAN Yangqing, HUANG Ying, HAN Lianshan, WANG Chenxuan, WU Jiahui, LIU Qing, XU Zheng   +6 more
doaj   +1 more source

Origin of anomalous instability of grid‐forming converters tied to stiff grid

IET Renewable Power Generation, 2023
Grid‐forming (GFM) converter is believed to be highly promising in the future power systems, due to its ability of providing voltage and frequency support.
Zhenkun Hong, Hongsheng Xu, Zhuoqi Hou, Meng Zhan   +3 more
doaj   +1 more source

Damping Low-Frequency Oscillations in Power Systems Using Grid-Forming Converters

IEEE Access, 2021
The increasing incorporation of renewable energy in power systems is causing growing concern about system stability. Renewable energy sources are connected to the grid through power electronic converters, reducing system inertia as they displace ...
Jose Luis Rodriguez-Amenedo, Santiago Arnaltes Gomez   +1 more
doaj   +1 more source

Grid-Forming Converter Fault Control Strategy and Its Impact on Relay Protection: Challenges and Adaptability Analysis

Energies
As the proportion of new energy generation continues to rise, power systems are confronted with novel challenges. Grid-forming converters, which possess voltage source characteristics and can support the grid, typically employ a VSG control strategy ...
Xiaopeng Li, Jiaqi Yao, Wei Chen, Wenyue Zhou, Zhaowei Zhou, Hao Wang, Zhenchao Jiang, Wei Dai, Zhongqing Wang   +8 more
doaj   +1 more source

System configuration, fault detection, location, isolation and restoration: a review on LVDC Microgrid protections [PDF]

, 2019
Low voltage direct current (LVDC) distribution has gained the significant interest of research due to the advancements in power conversion technologies. However, the use of converters has given rise to several technical issues regarding their protections
Bououden, Burt, Callavik, Dong Chen, Mitchell, Mohamed Emad Farrag, Oudalov, Waqas Javed, Wu, Xue, Yan Xu, Zhong   +11 more
core   +1 more source

Adaptive current-limiting control for grid-forming converter during unbalanced faults

International Journal of Electrical Power & Energy Systems
Grid-forming converters are increasingly deployed to connect renewable energy sources to the grid, but their control behavior during unbalanced grid faults can affect system stability and protection.
Xinquan Chen, Zhe Yang
doaj   +1 more source